1 /* Copyright 2022 IGEL Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include "lease-config.h"
24 #define CONFIG_ERROR(x, ...) ERROR_LOG("%s: " x, filename, ##__VA_ARGS__)
26 static bool populate_connector_config(struct lease_config *config,
29 int nconnectors = toml_array_nelem(conns);
30 config->connectors = calloc(nconnectors, sizeof(*config->connectors));
31 if (!config->connectors) {
32 DEBUG_LOG("Memory allocation failed: %s\n", strerror(errno));
36 config->nconnectors = nconnectors;
38 for (int i = 0; i < config->nconnectors; i++) {
39 toml_datum_t conn = toml_string_at(conns, i);
41 ERROR_LOG("Invalid connector in lease %s: idx:%d\n",
42 config->lease_name, i);
45 config->connectors[i].name = conn.u.s;
50 int parse_config(char *filename, struct lease_config **parsed_config)
52 struct lease_config *config = NULL;
53 int nconfigs, i, ret = 0;
54 char parse_error[160];
56 FILE *fp = fopen(filename, "r");
60 toml_table_t *t_config =
61 toml_parse_file(fp, parse_error, sizeof parse_error);
63 CONFIG_ERROR("configuration file parse error: %s\n",
69 toml_array_t *leases = toml_array_in(t_config, "lease");
72 "Invalid config - cannot find any 'lease' configs");
75 nconfigs = toml_array_nelem(leases);
76 config = calloc(nconfigs, sizeof *config);
79 DEBUG_LOG("Memory allocation failed: %s\n", strerror(errno));
83 for (i = 0; i < toml_array_nelem(leases); i++) {
84 toml_table_t *lease = toml_table_at(leases, i);
86 toml_datum_t name = toml_string_in(lease, "name");
88 CONFIG_ERROR("Invalid lease name in entry #%d\n", i);
92 config[i].lease_name = name.u.s;
94 toml_array_t *conns = toml_array_in(lease, "connectors");
95 if (conns && !populate_connector_config(&config[i], conns)) {
96 CONFIG_ERROR("Error configuring lease: %s\n",
97 config[i].lease_name);
102 *parsed_config = config;
109 release_config(i, config);
113 void release_config(int num_leases, struct lease_config *config)
115 for (int i = 0; i < num_leases; i++) {
116 struct lease_config *c = &config[i];
118 for (int j = 0; j < c->nconnectors; j++)
119 free(c->connectors[j].name);